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Concept for CBRN Full Facepiece Air Purifying Respirator (APR) Standard

NOTE: This page is archived for historical purposes and is no longer being maintained or updated.


July 31, 2002


Develop a NIOSH, NPPTL,tight fitting, full facepiece, air purifying respirator standard that addresses CBRN materials identified as inhalation hazards and/or possible terrorist hazards using a minimum number of filters for emergency responders.

Download the complete document: Concept for CBRN Full Facepiece Air Purifying Respirator (APR) Standard, July 31, 2002

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  • Page last reviewed: June 18, 2004 (archived document) The U.S. Government's Official Web PortalDepartment of Health and Human Services
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